21118202

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3583}}^1$

素因数の和:4013

約数の個数: 16

約数和(自身を含む): 36298752

約数和(自身を除く): 15180550

約数列:

[1, 2, 7, 14, 421, 842, 2947, 3583, 5894, 7166, 25081, 50162, 1508443, 3016886, 10559101, 21118202]

約数ペア:

[(1, 21118202), (2, 10559101), (7, 3016886), (14, 1508443), (421, 50162), (842, 25081), (2947, 7166), (3583, 5894)]